Sign box



1940 K. c. PORTER 2,212,454

SIGN BOX Filed June 3, 1939 2 Sheets-Sheet l ooooodoocboco 0000 s w K C. Pai iei IN VEN TOR.

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' -A panel 22 is removably mounted in the guides 6 UNITED" I STATES v SIGN Box Kenneth G. Porter, Bessemer, Ala. Application June 3, 1939, Serial No. 277,268

1 Claim.

The device forming the subject matter of this application is a light box, used primarily but not necessarily for advertising purposes. The invention aims to supply an article of the class described, so constructed that a portion of an advertising text may remain in place, as a fixed part of a sign, the balance of the sign being capable of being changed readily, to afford information respecting the particular merchandise offered for sale, from day to day, or for any other purpose. The invention aims, further, to improve structurally, a device having the oharacteristics' above noted. I

In the accompanying drawings: r

Fig. 1 shows, in front elevation, a'device con- V closure plate It on the back of the body I are structed in accordance with the invention; 1

Fig. 2 is a rear elevation; v

Fig. 3 is a vertical section on the line 3-3 of Fig. 1;

Fig. 4 is a transverse section on the line 44 of Fig. 1;

Fig. 5 is a transverse section on the line 5- of Fig. 1;

Fig. 6 is a vertical section on the line 6-3 of Fig. 1;

Fig. 7 is a sectional view illustrating the button and'ass'ociated parts.

In carrying out the invention, there is provided a box-like body B, whichmay be made of any desired material, such as metal. The body may be of any preferred shape, but, ordinarily, in elevation, it has a downwardly tapered, conventional, shield outline. The body B may be supplied at its upper end or elsewhere with suspension elements 2.

The body B is provided with a front flange 3,

defining an opening 4. The inset upper portion 30 ofthe front flange 3 is somewhat wider than the remaining portions of the flange, as Figs. 1

and 3 will show. The opening 4 is closed by a lid has an opening 3|, and there are trough-shaped I guides 6 on the lid, at each side of the opening.

and extends across the opening 3].

Any suitable means may be provided for hold ing the lid L closed. If preferred, the lid L may be held closed by screws Lengaging the upper part of the lid and the lower part of the upper portion 30 of the front flange 3; although a fastening of some other sort may be used if desired. The body B is supplied with an inwardly project PATENT OFFICE ing rear flange 8, defining, an opening 9. Over the opening 9, a closure plate [0 is held, by screws if, or otherwise.

In the front flange 3 there are openings I2, so located as to form an attractive border, approximating if desired, the general outline of the body B. In the panel ZZ-there are openings i4, so placed as to spell out a sign, and the panels may be changed from day to day. In the upper part 30 of the front flange 3, there are openings 15, so placed to spell out any preferred Word, such as the word Specials. The openings i l in the panel 22 may spell out, for example, information regarding merchandise which is to be offered at special price on any particular occasion. In the of any material which will transmit light. If

preferred, recourse may be had to Lucite, a commercial Dupont product.

The particular means whereby the body vB is illuminated internally, may be altered without departing from the spirit of the invention. For example, a cross strip 20 may be secured in the body B, the cross strip supporting electric lamps 2| of such construction .as is desired.

When the lamps 21 are lighted, the various inscriptions are made clearly visible by way of the buttons [1. Ordinarily, the inscription on the back closure, plate remains unchanged for some time, as does the inscription on the upper part 3i) of the front flange 3 on the body. The advertising. material on the lid L can be changed, and this is done by lifting one panel 22 of the guides 6 and substituting a differently worded panel. The operator can supply himself with a reasonably small sup-ply of thebuttons II, and

the buttons may be transferred from one panel the flange, a lid hinged at its lower end to the defining sign forming elements, light-transmitfiange, a panel detachably assembled with the lid,. ting buttons shaped for removable mounting in the flange having spaced holes forming a border all of the holes, and means for illuminating the extended entirely around the body and about said body from within. upper portion of the flange; the back, the panel 1 and the upper portion of the flange having holes KENNETH c. PORTER. 5 

